Geometry Final Exam Review

Front

What is the definition of congruent triangles?

Back

Triangles that have the same size and shape.

Front

Which theorem can be used to prove two triangles are congruent if two sides and the included angle are equal?

Back

SAS (Side-Angle-Side) Theorem.

Front

What does the SSS theorem state?

Back

If three sides of one triangle are equal to three sides of another triangle, then the triangles are congruent.

Front

What is the definition of a line in geometry?

Back

A straight path that has no thickness and extends forever.

Front

What is the transitive property in mathematics?

Back

If a = b and b = c, then a = c.

Front

What does it mean for two lines to be perpendicular?

Back

Two lines that intersect at a right angle (90 degrees).

Front

What is the definition of parallel lines?

Back

Lines in a plane that never meet and are always the same distance apart.

Front

What is an angle?

Back

A figure formed by two rays with a common endpoint called the vertex.

Front

What is the definition of a ray?

Back

A part of a line that starts at a point and extends infinitely in one direction.

Front

What is the difference between acute, right, and obtuse angles?

Back

Acute angles are less than 90 degrees, right angles are exactly 90 degrees, and obtuse angles are greater than 90 degrees.